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Mon, 10 Aug 2026 12:40:02 -0700 (PDT) From: Antoni Pokusinski To: alexandre.belloni@bootlin.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Antoni Pokusinski , Krzysztof Kozlowski Subject: [PATCH v4 1/9] dt-bindings: rtc: abx80x: document ABX81X RTCs Date: Mon, 10 Aug 2026 21:38:18 +0200 Message-ID: <20260810193826.210683-2-apokusinski01@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260810193826.210683-1-apokusinski01@gmail.com> References: <20260810193826.210683-1-apokusinski01@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Abracon AB0815 and AB1815 are RTC modules with SPI interface. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Antoni Pokusinski --- .../bindings/rtc/abracon,abx80x.yaml | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/rtc/abracon,abx80x.yaml b/Documentation/devicetree/bindings/rtc/abracon,abx80x.yaml index 355b0598411a..d105570bcd5a 100644 --- a/Documentation/devicetree/bindings/rtc/abracon,abx80x.yaml +++ b/Documentation/devicetree/bindings/rtc/abracon,abx80x.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/rtc/abracon,abx80x.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Abracon ABX80X I2C ultra low power RTC/Alarm chip +title: Abracon ABX80X (I2C) and ABX81X (SPI) ultra low power RTC/Alarm chips maintainers: - linux-rtc@vger.kernel.org @@ -21,10 +21,12 @@ properties: - abracon,ab0803 - abracon,ab0804 - abracon,ab0805 + - abracon,ab0815 - abracon,ab1801 - abracon,ab1803 - abracon,ab1804 - abracon,ab1805 + - abracon,ab1815 - microcrystal,rv1805 reg: @@ -61,6 +63,7 @@ required: - reg allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# - $ref: rtc.yaml# - if: properties: @@ -73,6 +76,8 @@ allOf: - abracon,ab1804 - abracon,ab0805 - abracon,ab1805 + - abracon,ab0815 + - abracon,ab1815 then: properties: abracon,tc-diode: false @@ -96,3 +101,14 @@ examples: interrupts = <44 IRQ_TYPE_EDGE_FALLING>; }; }; + + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + rtc@0 { + compatible = "abracon,ab1815"; + reg = <0>; + }; + }; -- 2.55.0